| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 53.79 | 123 |
| 2015 | 53.98 | 121 |
| 2014 | 54.27 | 117 |
| 2013 | 54.07 | 119 |
| 2012 | 54.08 | 118 |
| 2011 | 54.3 | 117 |
| 2010 | 54.27 | 117 |
| 2009 | 55.62 | 107 |
| 2008 | 54.18 | 120 |
| 2007 | 53.5 | 122 |
| 2006 | 52.38 | 127 |
| 2005 | 51.78 | 126 |
| 2004 | 51.13 | 127 |
| 2003 | 51.26 | 128 |
| 2002 | 51.11 | 132 |
| 2001 | 51.04 | 131 |
| 2000 | 50.66 | 135 |
| 1999 | 50.46 | 134 |
| 1998 | 50.75 | 134 |
| 1997 | 50.44 | 136 |
| 1996 | 50.27 | 137 |
| 1995 | 49.89 | 135 |
| 1994 | 51.95 | 128 |
| 1993 | 52.11 | 126 |
| 1992 | 51.88 | 127 |
| 1991 | 51.65 | 131 |